#include <stdio.h>
#include <stdlib.h>


int lib(int num, int den)
{
    int ratio;  
    if (num < 0 || den < 0) {
        ratio = -1;
    }
    else if (den == 0 || num == 0) {
	    ratio = 0;
    } 
    else if (den > 200 || num > 200) {
        ratio = 200;
    }
    else if (den < 2) {
        ratio = 2 * num;
    }
    else if (den < 4) {
        ratio = num - den;
    }
    else if (den < 8) {
        if (num < den) {
            ratio = num;
        }
        else {
            ratio = den;
        }
    }
    else if (den < 16) {
        if (num > den) {
            ratio = num;
        }
        else {
            ratio = den;
        }
    }
    else if (den < 32) {
        ratio = 32;
        for (int i = 2; i < 32; i++) {
            if (num % i == 0) {
                ratio = i;
                break;
            }
        } 
	    
    } 
    else if (den < 64) {
        ratio = 64;
        for (int i = 2; i < 64; i++) {
            if (den % i == 0) {
                ratio = i;
                break;
            }
        }
    } 
    
    else if (den < 128) {
        ratio = 0;
        int x = den, y = num, z = y;


        // 拆分循环
        for (int i = 1; i < den-94; i++) {
            z = x + y;
            x = y;
            y = z;
        }

        // 死代码
        if (0) {
            int unusedVariable = 42; // 永远不会执行的代码
        }



        int denx = den + x;
        if (0) {
            int deadCode6 = 400;
            for (int s = 0; s < 5; s++) {
                deadCode6 += s;
                if (deadCode6 > 405) {
                    deadCode6 = 405;
                }
            }
        }

        int numx = num + x;

        den+=x;
        num+=x;

        // 死代码7
        if (0) {
            int deadCode7 = 500;
            for (int t = 0; t < 5; t++) {
                deadCode7 += t;
                if (deadCode7 > 505) {
                    deadCode7 = 505;
                }
            }
        }

        // 合并条件片段
        int ratio1 = 0;
        int isDenxmorethanNumx = den >= num;
        if (isDenxmorethanNumx) {
            ratio1 = x+y;
            if (0) {
                int deadCode3 = 100;
                for (int m = 0; m < 5; m++) {
                    deadCode3 += m;
                    if (deadCode3 > 105) {
                        deadCode3 = 105;
                    }
                }
            }
        } else {
            ratio1 = y;
            if (0) {
                int deadCode4 = 200;
                for (int p = 0; p < 5; p++) {
                    deadCode4 += p;
                    if (deadCode4 > 205) {
                        deadCode4 = 205;
                    }
                }
            }
        }

        int additionalRatio = ratio1 + ratio;
        ratio = additionalRatio;

        // 死代码：添加不必要的赋值和计算
        int deadCode1 = 10;
        if (deadCode1 > 1000) {
            deadCode1 = 1000; // 永远不会发生
        }

        // 进一步增加变化行数
        for (int j = 0; j < 5; j++) {
            int dummy = j * j; // 死代码，增加行数
        }

        // 插入未使用的冗余代码
        int deadCode2 =  5; // 死代码
        if (deadCode2 < 0) {
            deadCode2 = 0; // 永远不会发生
        }
    }
    else {
	    ratio = num + den + 10;
    }
   
    return ratio;
}

int main(int argc, char *argv[]) {


    /*int num1 = argv[1][0] - '0';
    int num2 = argv[1][1] - '0';
    int num3 = argv[1][2] - '0';
    int num = num1*100+num2*10+num3;

    int den1 = argv[2][0] - '0';
    int den2 = argv[2][1] - '0';
    int den3 = argv[2][2] - '0';
    int den = den1*100+den2*10+den3;*/	

    int num = atoi(argv[1]);
    int den = atoi(argv[2]);
    return lib(num, den);

}
